package com.ruoyi.system.service;

import com.ruoyi.system.domain.StudentGrades;

import java.util.List;

public interface IStudentGradesService {

    /**
     * 查询学生所有信息
     * @param studentGrades
     * @return
     */
    List<StudentGrades> getStudentGrades(StudentGrades studentGrades);

    /**
     * 添加学生信息
     * @param studentGrades
     * @return
     */
    String addStudentGrades(StudentGrades studentGrades);

    /**
     * 删除学生信息
     * @param studentGrades
     * @return
     */
    String updateStudentGrades(StudentGrades studentGrades);

    /**
     * 删除学生信息
     * @param studentGrades
     * @return
     */
    String deleteStudentGrades(StudentGrades studentGrades);
}
